diff --git a/net/chillispot/patches/120-fix_bufferoverflow.patch b/net/chillispot/patches/120-fix_bufferoverflow.patch
new file mode 100644
index 000000000..abc293b2b
--- /dev/null
+++ b/net/chillispot/patches/120-fix_bufferoverflow.patch
@@ -0,0 +1,11 @@
+--- a/src/radius.c
++++ b/src/radius.c
+@@ -1002,7 +1002,7 @@ int radius_pwencode(struct radius_t *thi
+   }
+ 
+   /* Copy first 128 octets of src into dst */
+-  if (srclen <= 128) 
++  if (srclen > 128)
+     memcpy(dst, src, 128);
+   else
+     memcpy(dst, src, srclen);